Cutoff for geodesic paths on hyperbolic manifolds

Fuente: arXiv
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Main Authors: Bordenave, Charles, Mathien, Joffrey
Format: Preprint
Published: 2025
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author Bordenave, Charles
Mathien, Joffrey
author_facet Bordenave, Charles
Mathien, Joffrey
contents We establish new instances of the cutoff phenomenon for geodesic paths and for the Brownian motion on compact hyperbolic manifolds. We prove that for any fixed compact hyperbolic manifold, the geodesic path started on a spatially localized initial condition exhibits cutoff. Our work also extends results obtained by Golubev and Kamber on hyperbolic surfaces of large volume to any dimension. Our proof builds upon a spectral strategy introduced by Lubetzky and Peres for Ramanujan graphs and on a detailed spectral analysis of the spherical mean operator.
format Preprint
id arxiv_https___arxiv_org_abs_2502_06325
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Cutoff for geodesic paths on hyperbolic manifolds
Bordenave, Charles
Mathien, Joffrey
Probability
Geometric Topology
We establish new instances of the cutoff phenomenon for geodesic paths and for the Brownian motion on compact hyperbolic manifolds. We prove that for any fixed compact hyperbolic manifold, the geodesic path started on a spatially localized initial condition exhibits cutoff. Our work also extends results obtained by Golubev and Kamber on hyperbolic surfaces of large volume to any dimension. Our proof builds upon a spectral strategy introduced by Lubetzky and Peres for Ramanujan graphs and on a detailed spectral analysis of the spherical mean operator.
title Cutoff for geodesic paths on hyperbolic manifolds
topic Probability
Geometric Topology
url https://arxiv.org/abs/2502.06325